A new investigation into the isotopic composition of asteroid Bennu, of which NASA returned samples to Earth, has found it ...

The OSIRIS-REx spacecraft's name has been changed to OSIRIS-APEX for its new mission to asteroid Apophis. See its journey to ...

OSIRIS-REx drew on decades of our experience building spacecraft for planetary exploration, incorporating technologies and design approaches from missions including Mars Reconnaissance Orbiter, MAVEN ...

Today: “I’m a little teapot, short and stout. The galactic center, I pour it out.” (I’m a Little Teapot, astronomy version, ...

A group of National Aeronautics and Space Administration employees on Thursday challenged the Equal Employment Opportunity Commission’s decision last month to strip them of class-action status in a ...

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Chemical clues preserved inside fossilized T. rex teeth reveal that the dinosaur maintained a body temperature of about 97 degrees Fahrenheit, almost identical to humans. The finding provides direct ...

“Star Trek” began as a television series but grew into a cultural phenomenon. When it premiered in 1966, no one could have predicted that it would lead to more than a dozen spinoff shows, more than a ...

UCLA scientists used portions of dinosaur teeth to pin down Tyrannosaurus rex’s temperature for the first time, placing it at 97 degrees Fahrenheit, comparable to a human. A warm-blooded T. rex would ...

Kent Hups, a high school science teacher in Colorado, discovered a 23-foot trackway of fossilized dinosaur footprints, which offer a glimpse of how the apex predator moved 66 million years ago. By ...

Scientists in North Dakota recently discovered what researchers believe is the first known trackway left by an adult T. rex — preserving the predator's footsteps some 66.5 million years after it ...

Knowing whether an animal is warm-blooded or cold-blooded can tell researchers a lot about the species’ behavior and geographic range. While warm-blooded creatures, called endotherms, such as humans, ...